The TL-WN722N is a case study in how a single product name can mask two completely different pieces of hardware. The driver you need depends entirely on the hardware revision printed on the device’s label.
Here are some frequently asked questions about the TP-Link TL-WN722N driver: tp tl-wn722n driver
For serious RF work: avoid. The device is essentially a cheap client adapter, not a monitor/injection tool. v1 – Uses generic Atheros driver (Windows 7/8/10/11